Tube-number record
LD-590
0 archive entries
LD-590 is a tube type in the TubeDatabase archive (class: Traveling Wave Tube). Recorded specifications: brand Nippon Electric Company Limited, construction Other / special, and socket Octal. The archive does not yet hold a photographed example of this type.
BrandNippon Electric Company Limited
ClassTraveling Wave Tube
BaseOctal
Filament4 V @ 0.6 mA
Construction
Primary TypeOther / special
EnvelopeGlass/Metal
SectionsSingle
Filament / Heater
Heater NotesTypical voltage 6.0V, current 0.45A
Absolute Maximum Ratings
Cathode Current0.2 mA
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Operation | 540 V | — | — | — | 0.2 mA |
Application Notes
The tube operates in a solenoid type focusing mount with input and output waveguides.
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